Opened 4 years ago

Last modified 9 months ago

#7331 new feature request

Allow the evaluation of declaration splices in GHCi

Reported by: parcs Owned by:
Priority: normal Milestone:
Component: GHCi Version: 7.6.1
Keywords: Cc:
Operating System: Unknown/Multiple Architecture: Unknown/Multiple
Type of failure: None/Unknown Test Case:
Blocked By: Blocking:
Related Tickets: Differential Rev(s):
Wiki Page:


As it stands GHCi cannot evaluate declaration splices because all splices are assumed to be expression splices:

> $( [d| a = True |] )
    Couldn't match expected type `Language.Haskell.TH.Syntax.Exp'
                with actual type `[Language.Haskell.TH.Syntax.Dec]'

Change History (5)

comment:1 Changed 4 years ago by igloo

  • difficulty set to Unknown
  • Milestone set to 7.8.1

Thanks for the suggestion.

comment:2 Changed 2 years ago by thoughtpolice

  • Milestone changed from 7.8.3 to 7.10.1

Moving to 7.10.1

comment:3 Changed 22 months ago by thoughtpolice

  • Milestone changed from 7.10.1 to 7.12.1

Moving to 7.12.1 milestone; if you feel this is an error and should be addressed sooner, please move it back to the 7.10.1 milestone.

comment:4 Changed 14 months ago by thoughtpolice

  • Milestone changed from 7.12.1 to 8.0.1

Milestone renamed

comment:5 Changed 9 months ago by thomie

  • Milestone 8.0.1 deleted
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